Clamshell bucket



y 1930. H. E. DUNKELBERGER ETAL 1,770,915

QLAM SHELL BUCKET- Filed Nbv. 1, 1929 irj g 3 K INVE1NTDRS (Y H E I 3 BY Mm shall have become worn away substantially in its entirety.

o What is claimed"is- 1. In a clam-shell bucket, jaws comprising side walls having inwardly turned end flanges, a'bottom permanently attachedto said flanges, and a blade removably mounted against the inner face offisaid bottom, and having a beveled edge, said blade normally m having its said edge projecting forwardly with respect to the'inner edge' of said bot tom and being'adapted to be advanced from being provided with lines of symmetrically spaced bolt-receiving holes.

Y In. clam-shell bucket,'jawscomprising side walls having inwardly turned end flanges, a bottom permanently attached to saidfianges, aplate supplementing said bot- 2O tomQsaid plate being disposed at an angle tosaidbottom and having its inner edge spaced'from the outer edgeof the latter, and a blade removablymounted on theinner face of said bottom, said blade having a cutting a o edge normally projecting forwardly with respect to the vfront edgeof said bottom.-and having its. opposite edge portion extending outwardly between said bottom and said plate, said blade being adapted to be shifted m to an advanced position when its cuttingedge becomes Worn. 'i Y In testimony whereof weaffix our signa tu'res. v

' HARRY E DUNKELBERGER. ,N CK I V w time to time, thelateral edges of saidxblade" it" 

